Patent · US Expired

Vertical blind

US4214622A · kind A · utility

38Cited by
11References
34Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 30, 1978
Grant dateJul 29, 1980
Priority date
Expiry dateJun 30, 1998

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE06B9/368
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

In a vertical blind with a blind head and a number of carriers supported for reciprocating movement in the head, and holders respectively supported in the carriers for pivotal movement and adapted to support a plurality of vertical vanes therefrom, with a control for controlling the reciprocating movement of the carriers and the pivotal movement of the holders including a tilt rod: first bevel gears respectively rotatably supported in the carriers and mounted for rotation with the tilt rod, and second bevel gears respectively connected to the holders and respectively mounted for meshing engagement with the first bevel gears. The carriers are interconnected by special spacer bands and have special openings for receiving the cord for traversing or drawing the blind.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.